mirror of
https://github.com/drewkerrigan/nagios-http-json.git
synced 2024-11-22 02:13:47 +01:00
consistent tabs
This commit is contained in:
Drew Kerrigan
parent
ed7bc7175b
commit
7bdc802c2d
@ -24,419 +24,419 @@ CRITICAL_CODE = 2
|
||||
UNKNOWN_CODE = 3
|
||||
|
||||
class NagiosHelper:
|
||||
"""Help with Nagios specific status string formatting."""
|
||||
message_prefixes = {OK_CODE: 'OK', WARNING_CODE: 'WARNING', CRITICAL_CODE: 'CRITICAL', UNKNOWN_CODE: 'UNKNOWN'}
|
||||
performance_data = ''
|
||||
warning_message = ''
|
||||
critical_message = ''
|
||||
unknown_message = ''
|
||||
"""Help with Nagios specific status string formatting."""
|
||||
message_prefixes = {OK_CODE: 'OK', WARNING_CODE: 'WARNING', CRITICAL_CODE: 'CRITICAL', UNKNOWN_CODE: 'UNKNOWN'}
|
||||
performance_data = ''
|
||||
warning_message = ''
|
||||
critical_message = ''
|
||||
unknown_message = ''
|
||||
|
||||
def getMessage(self):
|
||||
"""Build a status-prefixed message with optional performance data generated externally"""
|
||||
text = "%s: Status %s." % (self.message_prefixes[self.getCode()], self.message_prefixes[self.getCode()])
|
||||
text += self.warning_message
|
||||
text += self.critical_message
|
||||
text += self.unknown_message
|
||||
if self.performance_data:
|
||||
text += "|%s" % self.performance_data
|
||||
return text
|
||||
def getMessage(self):
|
||||
"""Build a status-prefixed message with optional performance data generated externally"""
|
||||
text = "%s: Status %s." % (self.message_prefixes[self.getCode()], self.message_prefixes[self.getCode()])
|
||||
text += self.warning_message
|
||||
text += self.critical_message
|
||||
text += self.unknown_message
|
||||
if self.performance_data:
|
||||
text += "|%s" % self.performance_data
|
||||
return text
|
||||
|
||||
def getCode(self):
|
||||
code = OK_CODE
|
||||
if (self.warning_message != ''):
|
||||
code = WARNING_CODE
|
||||
if (self.critical_message != ''):
|
||||
code = CRITICAL_CODE
|
||||
if (self.unknown_message != ''):
|
||||
code = UNKNOWN_CODE
|
||||
return code
|
||||
def getCode(self):
|
||||
code = OK_CODE
|
||||
if (self.warning_message != ''):
|
||||
code = WARNING_CODE
|
||||
if (self.critical_message != ''):
|
||||
code = CRITICAL_CODE
|
||||
if (self.unknown_message != ''):
|
||||
code = UNKNOWN_CODE
|
||||
return code
|
||||
|
||||
def append_warning(self, warning_message):
|
||||
self.warning_message += warning_message
|
||||
def append_critical(self, critical_message):
|
||||
self.critical_message += critical_message
|
||||
def append_unknown(self, unknown_message):
|
||||
self.critical_message += unknown_message
|
||||
def append_metrics(self, (performance_data, warning_message, critical_message)):
|
||||
self.performance_data += performance_data
|
||||
self.append_warning(warning_message)
|
||||
self.append_critical(critical_message)
|
||||
def append_warning(self, warning_message):
|
||||
self.warning_message += warning_message
|
||||
def append_critical(self, critical_message):
|
||||
self.critical_message += critical_message
|
||||
def append_unknown(self, unknown_message):
|
||||
self.critical_message += unknown_message
|
||||
def append_metrics(self, (performance_data, warning_message, critical_message)):
|
||||
self.performance_data += performance_data
|
||||
self.append_warning(warning_message)
|
||||
self.append_critical(critical_message)
|
||||
|
||||
class JsonHelper:
|
||||
"""Perform simple comparison operations against values in a given JSON dict"""
|
||||
def __init__(self, json_data, separator):
|
||||
self.data = json_data
|
||||
self.separator = separator
|
||||
self.arrayOpener = '('
|
||||
self.arrayCloser = ')'
|
||||
"""Perform simple comparison operations against values in a given JSON dict"""
|
||||
def __init__(self, json_data, separator):
|
||||
self.data = json_data
|
||||
self.separator = separator
|
||||
self.arrayOpener = '('
|
||||
self.arrayCloser = ')'
|
||||
|
||||
def getSubElement(self, key, data):
|
||||
separatorIndex = key.find(self.separator)
|
||||
partialKey = key[:separatorIndex]
|
||||
remainingKey = key[separatorIndex + 1:]
|
||||
if partialKey in data:
|
||||
return self.get(remainingKey, data[partialKey])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
def getSubElement(self, key, data):
|
||||
separatorIndex = key.find(self.separator)
|
||||
partialKey = key[:separatorIndex]
|
||||
remainingKey = key[separatorIndex + 1:]
|
||||
if partialKey in data:
|
||||
return self.get(remainingKey, data[partialKey])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
|
||||
def getSubArrayElement(self, key, data):
|
||||
subElemKey = key[:key.find(self.arrayOpener)]
|
||||
index = int(key[key.find(self.arrayOpener) + 1:key.find(self.arrayCloser)])
|
||||
remainingKey = key[key.find(self.arrayCloser + self.separator) + 2:]
|
||||
if key.find(self.arrayCloser + self.separator) == -1:
|
||||
remainingKey = key[key.find(self.arrayCloser) + 1:]
|
||||
if subElemKey in data:
|
||||
if index < len(data[subElemKey]):
|
||||
return self.get(remainingKey, data[subElemKey][index])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
else:
|
||||
if not subElemKey:
|
||||
return self.get(remainingKey, data[index])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
def getSubArrayElement(self, key, data):
|
||||
subElemKey = key[:key.find(self.arrayOpener)]
|
||||
index = int(key[key.find(self.arrayOpener) + 1:key.find(self.arrayCloser)])
|
||||
remainingKey = key[key.find(self.arrayCloser + self.separator) + 2:]
|
||||
if key.find(self.arrayCloser + self.separator) == -1:
|
||||
remainingKey = key[key.find(self.arrayCloser) + 1:]
|
||||
if subElemKey in data:
|
||||
if index < len(data[subElemKey]):
|
||||
return self.get(remainingKey, data[subElemKey][index])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
else:
|
||||
if not subElemKey:
|
||||
return self.get(remainingKey, data[index])
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
|
||||
def equals(self, key, value): return self.exists(key) and str(self.get(key)) in value.split(':')
|
||||
def lte(self, key, value): return self.exists(key) and float(self.get(key)) <= float(value)
|
||||
def lt(self, key, value): return self.exists(key) and float(self.get(key)) < float(value)
|
||||
def gte(self, key, value): return self.exists(key) and float(self.get(key)) >= float(value)
|
||||
def gt(self, key, value): return self.exists(key) and float(self.get(key)) > float(value)
|
||||
def exists(self, key): return (self.get(key) != (None, 'not_found'))
|
||||
def get(self, key, temp_data=''):
|
||||
"""Can navigate nested json keys with a dot format (Element.Key.NestedKey). Returns (None, 'not_found') if not found"""
|
||||
if temp_data:
|
||||
data = temp_data
|
||||
else:
|
||||
data = self.data
|
||||
if len(key) <= 0:
|
||||
return data
|
||||
if key.find(self.separator) != -1 and key.find(self.arrayOpener) != -1 :
|
||||
if key.find(self.separator) < key.find(self.arrayOpener) :
|
||||
return self.getSubElement(key, data)
|
||||
else:
|
||||
return self.getSubArrayElement(key, data)
|
||||
else:
|
||||
if key.find(self.separator) != -1 :
|
||||
return self.getSubElement(key, data)
|
||||
else:
|
||||
if key.find(self.arrayOpener) != -1 :
|
||||
return self.getSubArrayElement(key, data)
|
||||
else:
|
||||
if key in data:
|
||||
return data[key]
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
def equals(self, key, value): return self.exists(key) and str(self.get(key)) in value.split(':')
|
||||
def lte(self, key, value): return self.exists(key) and float(self.get(key)) <= float(value)
|
||||
def lt(self, key, value): return self.exists(key) and float(self.get(key)) < float(value)
|
||||
def gte(self, key, value): return self.exists(key) and float(self.get(key)) >= float(value)
|
||||
def gt(self, key, value): return self.exists(key) and float(self.get(key)) > float(value)
|
||||
def exists(self, key): return (self.get(key) != (None, 'not_found'))
|
||||
def get(self, key, temp_data=''):
|
||||
"""Can navigate nested json keys with a dot format (Element.Key.NestedKey). Returns (None, 'not_found') if not found"""
|
||||
if temp_data:
|
||||
data = temp_data
|
||||
else:
|
||||
data = self.data
|
||||
if len(key) <= 0:
|
||||
return data
|
||||
if key.find(self.separator) != -1 and key.find(self.arrayOpener) != -1 :
|
||||
if key.find(self.separator) < key.find(self.arrayOpener) :
|
||||
return self.getSubElement(key, data)
|
||||
else:
|
||||
return self.getSubArrayElement(key, data)
|
||||
else:
|
||||
if key.find(self.separator) != -1 :
|
||||
return self.getSubElement(key, data)
|
||||
else:
|
||||
if key.find(self.arrayOpener) != -1 :
|
||||
return self.getSubArrayElement(key, data)
|
||||
else:
|
||||
if key in data:
|
||||
return data[key]
|
||||
else:
|
||||
return (None, 'not_found')
|
||||
|
||||
def _getKeyAlias(original_key):
|
||||
key = original_key
|
||||
alias = original_key
|
||||
if '>' in original_key:
|
||||
keys = original_key.split('>')
|
||||
if len(keys) == 2:
|
||||
key, alias = keys
|
||||
return key, alias
|
||||
key = original_key
|
||||
alias = original_key
|
||||
if '>' in original_key:
|
||||
keys = original_key.split('>')
|
||||
if len(keys) == 2:
|
||||
key, alias = keys
|
||||
return key, alias
|
||||
|
||||
class JsonRuleProcessor:
|
||||
"""Perform checks and gather values from a JSON dict given rules and metrics definitions"""
|
||||
def __init__(self, json_data, rules_args):
|
||||
self.data = json_data
|
||||
self.rules = rules_args
|
||||
separator = '.'
|
||||
if self.rules.separator: separator = self.rules.separator
|
||||
self.helper = JsonHelper(self.data, separator)
|
||||
debugPrint(rules_args.debug, "rules:%s" % rules_args)
|
||||
debugPrint(rules_args.debug, "separator:%s" % separator)
|
||||
"""Perform checks and gather values from a JSON dict given rules and metrics definitions"""
|
||||
def __init__(self, json_data, rules_args):
|
||||
self.data = json_data
|
||||
self.rules = rules_args
|
||||
separator = '.'
|
||||
if self.rules.separator: separator = self.rules.separator
|
||||
self.helper = JsonHelper(self.data, separator)
|
||||
debugPrint(rules_args.debug, "rules:%s" % rules_args)
|
||||
debugPrint(rules_args.debug, "separator:%s" % separator)
|
||||
|
||||
def checkExists(self, exists_list):
|
||||
failure = ''
|
||||
for k in exists_list:
|
||||
key, alias = _getKeyAlias(k)
|
||||
if (self.helper.exists(key) == False):
|
||||
failure += " Key %s did not exist." % alias
|
||||
return failure
|
||||
def checkExists(self, exists_list):
|
||||
failure = ''
|
||||
for k in exists_list:
|
||||
key, alias = _getKeyAlias(k)
|
||||
if (self.helper.exists(key) == False):
|
||||
failure += " Key %s did not exist." % alias
|
||||
return failure
|
||||
|
||||
def checkEquality(self, equality_list):
|
||||
failure = ''
|
||||
for kv in equality_list:
|
||||
k, v = kv.split(',')
|
||||
key, alias = _getKeyAlias(k)
|
||||
if (self.helper.equals(key, v) == False):
|
||||
failure += " Value for key %s did not match %s." % (alias, v)
|
||||
return failure
|
||||
def checkEquality(self, equality_list):
|
||||
failure = ''
|
||||
for kv in equality_list:
|
||||
k, v = kv.split(',')
|
||||
key, alias = _getKeyAlias(k)
|
||||
if (self.helper.equals(key, v) == False):
|
||||
failure += " Value for key %s did not match %s." % (alias, v)
|
||||
return failure
|
||||
|
||||
def checkThreshold(self, key, alias, r):
|
||||
failure = ''
|
||||
invert = False
|
||||
start = 0
|
||||
end = 'infinity'
|
||||
if r.startswith('@'):
|
||||
invert = True
|
||||
r = r[1:]
|
||||
vals = r.split(':')
|
||||
if len(vals) == 1:
|
||||
end = vals[0]
|
||||
if len(vals) == 2:
|
||||
start = vals[0]
|
||||
if vals[1] != '':
|
||||
end = vals[1]
|
||||
if(start == '~'):
|
||||
if (invert and self.helper.lte(key, end)):
|
||||
failure += " Value for key %s was less than or equal to %s." % (alias, end)
|
||||
elif (not invert and self.helper.gt(key, end)):
|
||||
failure += " Value for key %s was greater than %s." % (alias, end)
|
||||
elif(end == 'infinity'):
|
||||
if (invert and self.helper.gte(key, start)):
|
||||
failure += " Value for key %s was greater than or equal to %s." % (alias, start)
|
||||
elif (not invert and self.helper.lt(key, start)):
|
||||
failure += " Value for key %s was less than %s." % (alias, start)
|
||||
else:
|
||||
if (invert and self.helper.gte(key, start) and self.helper.lte(key, end)):
|
||||
failure += " Value for key %s was inside the range %s:%s." % (alias, start, end)
|
||||
elif (not invert and (self.helper.lt(key, start) or self.helper.gt(key, end))):
|
||||
failure += " Value for key %s was outside the range %s:%s." % (alias, start, end)
|
||||
return failure
|
||||
def checkThreshold(self, key, alias, r):
|
||||
failure = ''
|
||||
invert = False
|
||||
start = 0
|
||||
end = 'infinity'
|
||||
if r.startswith('@'):
|
||||
invert = True
|
||||
r = r[1:]
|
||||
vals = r.split(':')
|
||||
if len(vals) == 1:
|
||||
end = vals[0]
|
||||
if len(vals) == 2:
|
||||
start = vals[0]
|
||||
if vals[1] != '':
|
||||
end = vals[1]
|
||||
if(start == '~'):
|
||||
if (invert and self.helper.lte(key, end)):
|
||||
failure += " Value for key %s was less than or equal to %s." % (alias, end)
|
||||
elif (not invert and self.helper.gt(key, end)):
|
||||
failure += " Value for key %s was greater than %s." % (alias, end)
|
||||
elif(end == 'infinity'):
|
||||
if (invert and self.helper.gte(key, start)):
|
||||
failure += " Value for key %s was greater than or equal to %s." % (alias, start)
|
||||
elif (not invert and self.helper.lt(key, start)):
|
||||
failure += " Value for key %s was less than %s." % (alias, start)
|
||||
else:
|
||||
if (invert and self.helper.gte(key, start) and self.helper.lte(key, end)):
|
||||
failure += " Value for key %s was inside the range %s:%s." % (alias, start, end)
|
||||
elif (not invert and (self.helper.lt(key, start) or self.helper.gt(key, end))):
|
||||
failure += " Value for key %s was outside the range %s:%s." % (alias, start, end)
|
||||
return failure
|
||||
|
||||
def checkThresholds(self, threshold_list):
|
||||
failure = ''
|
||||
for threshold in threshold_list:
|
||||
k, r = threshold.split(',')
|
||||
key, alias = _getKeyAlias(k)
|
||||
failure += self.checkThreshold(key, alias, r)
|
||||
return failure
|
||||
def checkThresholds(self, threshold_list):
|
||||
failure = ''
|
||||
for threshold in threshold_list:
|
||||
k, r = threshold.split(',')
|
||||
key, alias = _getKeyAlias(k)
|
||||
failure += self.checkThreshold(key, alias, r)
|
||||
return failure
|
||||
|
||||
def checkWarning(self):
|
||||
failure = ''
|
||||
if self.rules.key_threshold_warning != None:
|
||||
failure += self.checkThresholds(self.rules.key_threshold_warning)
|
||||
if self.rules.key_value_list != None:
|
||||
failure += self.checkEquality(self.rules.key_value_list)
|
||||
if self.rules.key_list != None:
|
||||
failure += self.checkExists(self.rules.key_list)
|
||||
return failure
|
||||
def checkWarning(self):
|
||||
failure = ''
|
||||
if self.rules.key_threshold_warning != None:
|
||||
failure += self.checkThresholds(self.rules.key_threshold_warning)
|
||||
if self.rules.key_value_list != None:
|
||||
failure += self.checkEquality(self.rules.key_value_list)
|
||||
if self.rules.key_list != None:
|
||||
failure += self.checkExists(self.rules.key_list)
|
||||
return failure
|
||||
|
||||
def checkCritical(self):
|
||||
failure = ''
|
||||
if self.rules.key_threshold_critical != None:
|
||||
failure += self.checkThresholds(self.rules.key_threshold_critical)
|
||||
if self.rules.key_value_list_critical != None:
|
||||
failure += self.checkEquality(self.rules.key_value_list_critical)
|
||||
if self.rules.key_list_critical != None:
|
||||
failure += self.checkExists(self.rules.key_list_critical)
|
||||
return failure
|
||||
def checkCritical(self):
|
||||
failure = ''
|
||||
if self.rules.key_threshold_critical != None:
|
||||
failure += self.checkThresholds(self.rules.key_threshold_critical)
|
||||
if self.rules.key_value_list_critical != None:
|
||||
failure += self.checkEquality(self.rules.key_value_list_critical)
|
||||
if self.rules.key_list_critical != None:
|
||||
failure += self.checkExists(self.rules.key_list_critical)
|
||||
return failure
|
||||
|
||||
def checkMetrics(self):
|
||||
"""Return a Nagios specific performance metrics string given keys and parameter definitions"""
|
||||
metrics = ''
|
||||
warning = ''
|
||||
critical = ''
|
||||
if self.rules.metric_list != None:
|
||||
for metric in self.rules.metric_list:
|
||||
key = metric
|
||||
minimum = maximum = warn_range = crit_range = None
|
||||
uom = ''
|
||||
if ',' in metric:
|
||||
vals = metric.split(',')
|
||||
if len(vals) == 2:
|
||||
key,uom = vals
|
||||
if len(vals) == 4:
|
||||
key,uom,warn_range,crit_range = vals
|
||||
if len(vals) == 6:
|
||||
key,uom,warn_range,crit_range,minimum,maximum = vals
|
||||
key, alias = _getKeyAlias(key)
|
||||
if self.helper.exists(key):
|
||||
metrics += "'%s'=%s" % (alias, self.helper.get(key))
|
||||
if uom: metrics += uom
|
||||
if warn_range != None:
|
||||
warning += self.checkThreshold(key, alias, warn_range)
|
||||
metrics += ";%s" % warn_range
|
||||
if crit_range != None:
|
||||
critical += self.checkThreshold(key, alias, crit_range)
|
||||
metrics += ";%s" % crit_range
|
||||
if minimum != None:
|
||||
critical += self.checkThreshold(key, alias, minimum + ':')
|
||||
metrics += ";%s" % minimum
|
||||
if maximum != None:
|
||||
critical += self.checkThreshold(key, alias, '~:' + maximum)
|
||||
metrics += ";%s" % maximum
|
||||
metrics += ' '
|
||||
return ("%s" % metrics, warning, critical)
|
||||
def checkMetrics(self):
|
||||
"""Return a Nagios specific performance metrics string given keys and parameter definitions"""
|
||||
metrics = ''
|
||||
warning = ''
|
||||
critical = ''
|
||||
if self.rules.metric_list != None:
|
||||
for metric in self.rules.metric_list:
|
||||
key = metric
|
||||
minimum = maximum = warn_range = crit_range = None
|
||||
uom = ''
|
||||
if ',' in metric:
|
||||
vals = metric.split(',')
|
||||
if len(vals) == 2:
|
||||
key,uom = vals
|
||||
if len(vals) == 4:
|
||||
key,uom,warn_range,crit_range = vals
|
||||
if len(vals) == 6:
|
||||
key,uom,warn_range,crit_range,minimum,maximum = vals
|
||||
key, alias = _getKeyAlias(key)
|
||||
if self.helper.exists(key):
|
||||
metrics += "'%s'=%s" % (alias, self.helper.get(key))
|
||||
if uom: metrics += uom
|
||||
if warn_range != None:
|
||||
warning += self.checkThreshold(key, alias, warn_range)
|
||||
metrics += ";%s" % warn_range
|
||||
if crit_range != None:
|
||||
critical += self.checkThreshold(key, alias, crit_range)
|
||||
metrics += ";%s" % crit_range
|
||||
if minimum != None:
|
||||
critical += self.checkThreshold(key, alias, minimum + ':')
|
||||
metrics += ";%s" % minimum
|
||||
if maximum != None:
|
||||
critical += self.checkThreshold(key, alias, '~:' + maximum)
|
||||
metrics += ";%s" % maximum
|
||||
metrics += ' '
|
||||
return ("%s" % metrics, warning, critical)
|
||||
|
||||
def parseArgs():
|
||||
parser = argparse.ArgumentParser(description=
|
||||
'Nagios plugin which checks json values from a given endpoint against argument specified rules\
|
||||
and determines the status and performance data for that service')
|
||||
parser = argparse.ArgumentParser(description=
|
||||
'Nagios plugin which checks json values from a given endpoint against argument specified rules\
|
||||
and determines the status and performance data for that service')
|
||||
|
||||
# parser.add_argument('-v', '--verbose', action='store_true', help='Verbose Output')
|
||||
parser.add_argument('-d', '--debug', action='store_true', help='Debug mode.')
|
||||
parser.add_argument('-s', '--ssl', action='store_true', help='HTTPS mode.')
|
||||
parser.add_argument('-H', '--host', dest='host', required=True, help='Host.')
|
||||
parser.add_argument('-P', '--port', dest='port', help='TCP port')
|
||||
parser.add_argument('-p', '--path', dest='path', help='Path.')
|
||||
parser.add_argument('-t', '--timeout', type=int, help='Connection timeout (seconds)')
|
||||
parser.add_argument('-B', '--basic-auth', dest='auth', help='Basic auth string "username:password"')
|
||||
parser.add_argument('-D', '--data', dest='data', help='The http payload to send as a POST')
|
||||
parser.add_argument('-A', '--headers', dest='headers', help='The http headers in JSON format.')
|
||||
parser.add_argument('-f', '--field_separator', dest='separator',
|
||||
help='Json Field separator, defaults to "." ; Select element in an array with "(" ")"')
|
||||
parser.add_argument('-w', '--warning', dest='key_threshold_warning', nargs='*',
|
||||
help='Warning threshold for these values (key1[>alias],WarnRange key2[>alias],WarnRange). WarnRange is in the format [@]start:end, more information at nagios-plugins.org/doc/guidelines.html.')
|
||||
parser.add_argument('-c', '--critical', dest='key_threshold_critical', nargs='*',
|
||||
help='Critical threshold for these values (key1[>alias],CriticalRange key2[>alias],CriticalRange. CriticalRange is in the format [@]start:end, more information at nagios-plugins.org/doc/guidelines.html.')
|
||||
parser.add_argument('-e', '--key_exists', dest='key_list', nargs='*',
|
||||
help='Checks existence of these keys to determine status. Return warning if key is not present.')
|
||||
parser.add_argument('-E', '--key_exists_critical', dest='key_list_critical', nargs='*',
|
||||
help='Same as -e but return critical if key is not present.')
|
||||
parser.add_argument('-q', '--key_equals', dest='key_value_list', nargs='*',
|
||||
help='Checks equality of these keys and values (key[>alias],value key2,value2) to determine status.\
|
||||
Multiple key values can be delimited with colon (key,value1:value2). Return warning if equality check fails')
|
||||
parser.add_argument('-Q', '--key_equals_critical', dest='key_value_list_critical', nargs='*',
|
||||
help='Same as -q but return critical if equality check fails.')
|
||||
parser.add_argument('-m', '--key_metric', dest='metric_list', nargs='*',
|
||||
help='Gathers the values of these keys (key[>alias],UnitOfMeasure,WarnRange,CriticalRange,Min,Max) for Nagios performance data.\
|
||||
More information about Range format and units of measure for nagios can be found at nagios-plugins.org/doc/guidelines.html\
|
||||
Additional formats for this parameter are: (key[>alias]), (key[>alias],UnitOfMeasure), (key[>alias],UnitOfMeasure,WarnRange,CriticalRange).')
|
||||
parser.add_argument('-d', '--debug', action='store_true', help='Debug mode.')
|
||||
parser.add_argument('-s', '--ssl', action='store_true', help='HTTPS mode.')
|
||||
parser.add_argument('-H', '--host', dest='host', required=True, help='Host.')
|
||||
parser.add_argument('-P', '--port', dest='port', help='TCP port')
|
||||
parser.add_argument('-p', '--path', dest='path', help='Path.')
|
||||
parser.add_argument('-t', '--timeout', type=int, help='Connection timeout (seconds)')
|
||||
parser.add_argument('-B', '--basic-auth', dest='auth', help='Basic auth string "username:password"')
|
||||
parser.add_argument('-D', '--data', dest='data', help='The http payload to send as a POST')
|
||||
parser.add_argument('-A', '--headers', dest='headers', help='The http headers in JSON format.')
|
||||
parser.add_argument('-f', '--field_separator', dest='separator',
|
||||
help='Json Field separator, defaults to "." ; Select element in an array with "(" ")"')
|
||||
parser.add_argument('-w', '--warning', dest='key_threshold_warning', nargs='*',
|
||||
help='Warning threshold for these values (key1[>alias],WarnRange key2[>alias],WarnRange). WarnRange is in the format [@]start:end, more information at nagios-plugins.org/doc/guidelines.html.')
|
||||
parser.add_argument('-c', '--critical', dest='key_threshold_critical', nargs='*',
|
||||
help='Critical threshold for these values (key1[>alias],CriticalRange key2[>alias],CriticalRange. CriticalRange is in the format [@]start:end, more information at nagios-plugins.org/doc/guidelines.html.')
|
||||
parser.add_argument('-e', '--key_exists', dest='key_list', nargs='*',
|
||||
help='Checks existence of these keys to determine status. Return warning if key is not present.')
|
||||
parser.add_argument('-E', '--key_exists_critical', dest='key_list_critical', nargs='*',
|
||||
help='Same as -e but return critical if key is not present.')
|
||||
parser.add_argument('-q', '--key_equals', dest='key_value_list', nargs='*',
|
||||
help='Checks equality of these keys and values (key[>alias],value key2,value2) to determine status.\
|
||||
Multiple key values can be delimited with colon (key,value1:value2). Return warning if equality check fails')
|
||||
parser.add_argument('-Q', '--key_equals_critical', dest='key_value_list_critical', nargs='*',
|
||||
help='Same as -q but return critical if equality check fails.')
|
||||
parser.add_argument('-m', '--key_metric', dest='metric_list', nargs='*',
|
||||
help='Gathers the values of these keys (key[>alias],UnitOfMeasure,WarnRange,CriticalRange,Min,Max) for Nagios performance data.\
|
||||
More information about Range format and units of measure for nagios can be found at nagios-plugins.org/doc/guidelines.html\
|
||||
Additional formats for this parameter are: (key[>alias]), (key[>alias],UnitOfMeasure), (key[>alias],UnitOfMeasure,WarnRange,CriticalRange).')
|
||||
|
||||
return parser.parse_args()
|
||||
return parser.parse_args()
|
||||
|
||||
def debugPrint(debug_flag, message, pretty_flag=False):
|
||||
if debug_flag:
|
||||
if pretty_flag:
|
||||
pprint(message)
|
||||
else:
|
||||
print message
|
||||
if debug_flag:
|
||||
if pretty_flag:
|
||||
pprint(message)
|
||||
else:
|
||||
print message
|
||||
|
||||
if __name__ == "__main__" and len(sys.argv) >= 2 and sys.argv[1] == 'UnitTest':
|
||||
import unittest
|
||||
class RulesHelper:
|
||||
separator = '.'
|
||||
debug = False
|
||||
key_threshold_warning,key_value_list,key_list,key_threshold_critical,key_value_list_critical,key_list_critical,metric_list = None, None, None, None, None, None, None
|
||||
def dash_m(self, data):
|
||||
self.metric_list = data; return self
|
||||
def dash_e(self, data):
|
||||
self.key_list = data; return self
|
||||
def dash_E(self, data):
|
||||
self.key_list_critical = data; return self
|
||||
def dash_q(self, data):
|
||||
self.key_value_list = data; return self
|
||||
def dash_Q(self, data):
|
||||
self.key_value_list_critical = data; return self
|
||||
def dash_w(self, data):
|
||||
self.key_threshold_warning = data; return self
|
||||
def dash_c(self, data):
|
||||
self.key_threshold_critical = data; return self
|
||||
class UnitTest(unittest.TestCase):
|
||||
rules = RulesHelper()
|
||||
def check_data(self, args, jsondata, code):
|
||||
data = json.loads(jsondata)
|
||||
nagios = NagiosHelper()
|
||||
processor = JsonRuleProcessor(data, args)
|
||||
nagios.append_warning(processor.checkWarning())
|
||||
nagios.append_critical(processor.checkCritical())
|
||||
nagios.append_metrics(processor.checkMetrics())
|
||||
self.assertEqual(code, nagios.getCode())
|
||||
def test_metrics(self):
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:4,1:5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:4']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:5,6,10']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:5,1,4']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,s,@1:4,@6:10,1,10']), '{"metric": 5}', OK_CODE)
|
||||
def test_exists(self):
|
||||
self.check_data(RulesHelper().dash_e(['nothere']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_E(['nothere']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_e(['metric']), '{"metric": 5}', OK_CODE)
|
||||
def test_equality(self):
|
||||
self.check_data(RulesHelper().dash_q(['metric,6']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_Q(['metric,6']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_q(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
def test_warning_thresholds(self):
|
||||
self.check_data(RulesHelper().dash_w(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5:']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,~:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,1:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5:']), '{"metric": 4}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@~:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@1:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5:']), '{"metric": 4}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,~:5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,1:5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5:']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@~:5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@1:5']), '{"metric": 5}', WARNING_CODE)
|
||||
def test_critical_thresholds(self):
|
||||
self.check_data(RulesHelper().dash_c(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5:']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,~:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,1:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5:']), '{"metric": 4}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@~:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@1:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5:']), '{"metric": 4}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,~:5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,1:5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5:']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@~:5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@1:5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
def test_separator(self):
|
||||
rules = RulesHelper()
|
||||
rules.separator = '_'
|
||||
self.check_data(
|
||||
rules.dash_q(['(0)_gauges_jvm.buffers.direct.capacity(1)_value,1234']),
|
||||
'[{ "gauges": { "jvm.buffers.direct.capacity": [{"value": 215415},{"value": 1234}]}}]',
|
||||
OK_CODE)
|
||||
unittest.main()
|
||||
exit(0)
|
||||
import unittest
|
||||
class RulesHelper:
|
||||
separator = '.'
|
||||
debug = False
|
||||
key_threshold_warning,key_value_list,key_list,key_threshold_critical,key_value_list_critical,key_list_critical,metric_list = None, None, None, None, None, None, None
|
||||
def dash_m(self, data):
|
||||
self.metric_list = data; return self
|
||||
def dash_e(self, data):
|
||||
self.key_list = data; return self
|
||||
def dash_E(self, data):
|
||||
self.key_list_critical = data; return self
|
||||
def dash_q(self, data):
|
||||
self.key_value_list = data; return self
|
||||
def dash_Q(self, data):
|
||||
self.key_value_list_critical = data; return self
|
||||
def dash_w(self, data):
|
||||
self.key_threshold_warning = data; return self
|
||||
def dash_c(self, data):
|
||||
self.key_threshold_critical = data; return self
|
||||
class UnitTest(unittest.TestCase):
|
||||
rules = RulesHelper()
|
||||
def check_data(self, args, jsondata, code):
|
||||
data = json.loads(jsondata)
|
||||
nagios = NagiosHelper()
|
||||
processor = JsonRuleProcessor(data, args)
|
||||
nagios.append_warning(processor.checkWarning())
|
||||
nagios.append_critical(processor.checkCritical())
|
||||
nagios.append_metrics(processor.checkMetrics())
|
||||
self.assertEqual(code, nagios.getCode())
|
||||
def test_metrics(self):
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:4,1:5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:4']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:5,6,10']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,,1:5,1:5,1,4']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_m(['metric,s,@1:4,@6:10,1,10']), '{"metric": 5}', OK_CODE)
|
||||
def test_exists(self):
|
||||
self.check_data(RulesHelper().dash_e(['nothere']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_E(['nothere']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_e(['metric']), '{"metric": 5}', OK_CODE)
|
||||
def test_equality(self):
|
||||
self.check_data(RulesHelper().dash_q(['metric,6']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_Q(['metric,6']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_q(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
def test_warning_thresholds(self):
|
||||
self.check_data(RulesHelper().dash_w(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5:']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,~:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,1:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5:']), '{"metric": 4}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@~:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@1:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,5:']), '{"metric": 4}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,~:5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,1:5']), '{"metric": 6}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@5:']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@~:5']), '{"metric": 5}', WARNING_CODE)
|
||||
self.check_data(RulesHelper().dash_w(['metric,@1:5']), '{"metric": 5}', WARNING_CODE)
|
||||
def test_critical_thresholds(self):
|
||||
self.check_data(RulesHelper().dash_c(['metric,5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5:']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,~:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,1:5']), '{"metric": 5}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5:']), '{"metric": 4}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@~:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@1:5']), '{"metric": 6}', OK_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,5:']), '{"metric": 4}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,~:5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,1:5']), '{"metric": 6}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@5:']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@~:5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
self.check_data(RulesHelper().dash_c(['metric,@1:5']), '{"metric": 5}', CRITICAL_CODE)
|
||||
def test_separator(self):
|
||||
rules = RulesHelper()
|
||||
rules.separator = '_'
|
||||
self.check_data(
|
||||
rules.dash_q(['(0)_gauges_jvm.buffers.direct.capacity(1)_value,1234']),
|
||||
'[{ "gauges": { "jvm.buffers.direct.capacity": [{"value": 215415},{"value": 1234}]}}]',
|
||||
OK_CODE)
|
||||
unittest.main()
|
||||
exit(0)
|
||||
|
||||
"""Program entry point"""
|
||||
if __name__ == "__main__":
|
||||
args = parseArgs()
|
||||
nagios = NagiosHelper()
|
||||
if args.ssl:
|
||||
url = "https://%s" % args.host
|
||||
else:
|
||||
url = "http://%s" % args.host
|
||||
if args.port: url += ":%s" % args.port
|
||||
if args.path: url += "/%s" % args.path
|
||||
debugPrint(args.debug, "url:%s" % url)
|
||||
# Attempt to reach the endpoint
|
||||
try:
|
||||
req = urllib2.Request(url)
|
||||
if args.auth:
|
||||
base64str = base64.encodestring(args.auth).replace('\n', '')
|
||||
req.add_header('Authorization', 'Basic %s' % base64str)
|
||||
if args.headers:
|
||||
headers=json.loads(args.headers)
|
||||
debugPrint(args.debug, "Headers:\n %s" % headers)
|
||||
for header in headers:
|
||||
req.add_header(header, headers[header])
|
||||
if args.timeout and args.data:
|
||||
response = urllib2.urlopen(req, timeout=args.timeout, data=args.data)
|
||||
elif args.timeout:
|
||||
response = urllib2.urlopen(req, timeout=args.timeout)
|
||||
elif args.data:
|
||||
response = urllib2.urlopen(req, data=args.data)
|
||||
else:
|
||||
response = urllib2.urlopen(req)
|
||||
except HTTPError as e:
|
||||
nagios.append_unknown("HTTPError[%s], url:%s" % (str(e.code), url))
|
||||
except URLError as e:
|
||||
nagios.append_critical("URLError[%s], url:%s" % (str(e.reason), url))
|
||||
else:
|
||||
jsondata = response.read()
|
||||
data = json.loads(jsondata)
|
||||
debugPrint(args.debug, 'json:')
|
||||
debugPrint(args.debug, data, True)
|
||||
# Apply rules to returned JSON data
|
||||
processor = JsonRuleProcessor(data, args)
|
||||
nagios.append_warning(processor.checkWarning())
|
||||
nagios.append_critical(processor.checkCritical())
|
||||
nagios.append_metrics(processor.checkMetrics())
|
||||
# Print Nagios specific string and exit appropriately
|
||||
print nagios.getMessage()
|
||||
exit(nagios.getCode())
|
||||
args = parseArgs()
|
||||
nagios = NagiosHelper()
|
||||
if args.ssl:
|
||||
url = "https://%s" % args.host
|
||||
else:
|
||||
url = "http://%s" % args.host
|
||||
if args.port: url += ":%s" % args.port
|
||||
if args.path: url += "/%s" % args.path
|
||||
debugPrint(args.debug, "url:%s" % url)
|
||||
# Attempt to reach the endpoint
|
||||
try:
|
||||
req = urllib2.Request(url)
|
||||
if args.auth:
|
||||
base64str = base64.encodestring(args.auth).replace('\n', '')
|
||||
req.add_header('Authorization', 'Basic %s' % base64str)
|
||||
if args.headers:
|
||||
headers=json.loads(args.headers)
|
||||
debugPrint(args.debug, "Headers:\n %s" % headers)
|
||||
for header in headers:
|
||||
req.add_header(header, headers[header])
|
||||
if args.timeout and args.data:
|
||||
response = urllib2.urlopen(req, timeout=args.timeout, data=args.data)
|
||||
elif args.timeout:
|
||||
response = urllib2.urlopen(req, timeout=args.timeout)
|
||||
elif args.data:
|
||||
response = urllib2.urlopen(req, data=args.data)
|
||||
else:
|
||||
response = urllib2.urlopen(req)
|
||||
except HTTPError as e:
|
||||
nagios.append_unknown("HTTPError[%s], url:%s" % (str(e.code), url))
|
||||
except URLError as e:
|
||||
nagios.append_critical("URLError[%s], url:%s" % (str(e.reason), url))
|
||||
else:
|
||||
jsondata = response.read()
|
||||
data = json.loads(jsondata)
|
||||
debugPrint(args.debug, 'json:')
|
||||
debugPrint(args.debug, data, True)
|
||||
# Apply rules to returned JSON data
|
||||
processor = JsonRuleProcessor(data, args)
|
||||
nagios.append_warning(processor.checkWarning())
|
||||
nagios.append_critical(processor.checkCritical())
|
||||
nagios.append_metrics(processor.checkMetrics())
|
||||
# Print Nagios specific string and exit appropriately
|
||||
print nagios.getMessage()
|
||||
exit(nagios.getCode())
|
||||
|
||||
Loading…
Reference in New Issue
Block a user